diff --git a/CHANGES.txt b/CHANGES.txt
index a73b212556..264c72853b 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,3 +1,13 @@
+2022-08-09 version 21.5 (C++/Java/Python/PHP/Objective-C/C#/Ruby)
+
+  PHP
+  * Added getContainingOneof and getRealContainingOneof to descriptor.
+  * fix PHP readonly legacy files for nested messages
+
+  Python
+  * Fixed comparison of maps in Python.
+
+
 2022-07-25 version 21.4 (C++/Java/Python/PHP/Objective-C/C#/Ruby)
 
   C++